linux-kernel - Re: [PATCH] KVM: x86: SVM: Mark VMCB_LBR dirty when L1 sets DebugCtl[LBR]

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Message-ID: <CALMp9eSVXX4mdPP-t_m9R553qaRY_i5q=+1d-9cC3ZuBkynxOA@mail.gmail.com>
Date: Fri, 7 Nov 2025 11:08:24 -0800
From: Jim Mattson <jmattson@...gle.com>
To: Shivansh Dhiman <shivansh.dhiman@....com>
Cc: Sean Christopherson <seanjc@...gle.com>, Paolo Bonzini <pbonzini@...hat.com>, nikunj.dadhania@....com, 
	Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>, 
	Dave Hansen <dave.hansen@...ux.intel.com>, x86@...nel.org, 
	"H. Peter Anvin" <hpa@...or.com>, Maxim Levitsky <mlevitsk@...hat.com>, kvm@...r.kernel.org, 
	linux-kernel@...r.kernel.org, Matteo Rizzo <matteorizzo@...gle.com>, evn@...gle.com
Subject: Re: [PATCH] KVM: x86: SVM: Mark VMCB_LBR dirty when L1 sets DebugCtl[LBR]

I'm going to rescind this patch. Yosry is going to handle the
situation differently in his LBRV patch series.